This study clarifies the characteristics and the production method of the 'ash bricks' in Ube and Onoda area through its reproduction. Firstly, the overview of the ash bricks is given through literature and fieldwork. Secondly, interviews with the owners of the brick-buildings and craft-workers are provided by oral history. Thirdly, the production method is verified through the reproduction. The result serves as the basic data for community renovation with the use of the bricks. It also contributes to the conservation and utilization of the unique characteristics and the production method, and to the regional history of the modern non-burnt bricks.
